描述
ReSpeaker 2-Mics Pi HAT 雙麥克風擴充板 開發語音助理
ReSpeaker 2-Mics Pi HAT是專為AI和語音應用設計的Raspberry Pi雙麥克風擴展板。這意味著您可以構建一個集成Amazon Amazona語音服務，Google助手等的功能更強大，更靈活的語音產品。
該板是基於WM8960開發的低功耗立體聲編譯器。電路板兩側有兩個麥克風采集聲音，還提供3個APA102 RGB LED，1個用戶按鍵和2個板載Grove接口，用於擴展應用程序。此外，3.5mm音頻插孔或JST 2.0揚聲器輸出均可用於音頻輸出。
特徵產品
- Raspberry Pi兼容（支持Raspberry Pi Zero和Zero W，Raspberry Pi B +，Raspberry Pi 2 B和Raspberry Pi 3 B）
- 2個麥克風
- 2個格羅夫接口
- 1個自定義按鈕
- 3.5毫米音頻接口
- JST2.0音頻輸出接口
應用創意
- 聲音交互應用
- AI助手
《產品規格》
* Raspberry Pi Zero / Zero W / B+ / Pi 2 / Pi 3 適用
* 雙麥克風
* 2 個 Grove 介面: 支援 GPIO 及 I2C
* 可程式化控制按鍵及 LED 燈(包括 1 按鍵和 3 LED 燈)
* 內鍵音訊編/解碼器
* 雙音訊輸出: 3.5mm 音訊插孔、JST2.0 揚聲器輸出
* 可遠至 3 公尺外收音
* 尺寸： 65mm x 30mm x 15mm
* 重量：G.W 34g N.W 12g
* 注意：本擴充板不包含 microSD卡 及 Pi Zero!
概述簡單描述硬件
- 按鈕：連接到GPIO17的用戶自定義按鈕
- MIC_L＆MIC_R：左邊右邊各有一個麥克風
- RGB LED：3個APA102 RGB LED，連接到樹莓派的SPI接口
- WM8960：低功耗立體聲編解碼器
- Raspberry Pi 40針頭：支持Raspberry Pi Zero，Raspberry Pi 1 B +，Raspberry Pi 2 B和Raspberry Pi 3 B
- POWER：用於為ReSpeaker 2-Mics Pi HAT供電的Micro USB端口，請在使用揚聲器時為電路板供電，以提供足夠的電流。
- I2C：Grove I2C端口，連接到I2C-1
- GPIO12：格魯夫數字端口，連接到GPIO12和GPIO13
- JST 2.0 SPEAKER OUT：用於連接揚聲器，JST 2.0連接器
- 3.5毫米音頻插孔：用於連接帶3.5毫米音頻插頭的耳機或揚聲器
《使用教學》
- [Wiki]ReSpeaker 2-Mics Pi HAT
- 中文說明與範例
- 1.Get started with Google Assistant
- 2.How to use button to trigger Google Assistant
ReSpeaker 2-Mics Pi HAT is a dual-microphone expansion board for Raspberry Pi designed for AI and voice applications. This means that you can build a more powerful and flexible voice product that integrates Amazon Alexa Voice Service, Google Assistant, and so on.
The board is developed based on WM8960, a low power stereo codec. There are 2 microphones on both sides of the board for collecting sounds and it also provides 3 APA102 RGB LEDs, 1 User Button and 2 on-board Grove interfaces for expanding your applications. What is more, 3.5mm Audio Jack or JST 2.0 Speaker Out are both available for audio output.
Note:
- This product does not include the Pi Zero board
- If you have any technical issue regarding sofeware, please visit the github page and submit your query.
Features
- Raspberry Pi compatible(Support Raspberry Pi Zero, Raspberry Pi 1 B+, Raspberry Pi 2 B and Raspberry Pi 3 B)
- Dual-Microphones
- 2 Grove Interfaces: support GPIO and I2C
- Programmable Button and LED: one button and three LEDs
- Audio codec onboard
- Two types audio output socket : 3.5mm Audio Jack, JST2.0 Speaker Out
- Far field support (up to 3 meters)
Technical Details
| Dimensions | 65mm x 30mm x 15mm |
| Weight | G.W 34g N.W 12g |
| Battery | Exclude |
Part List
| ReSpeaker 2-Mics Pi HAT | 1 |
